Fort Worth daily gazette. (Fort Worth, Tex.) 1882-1891, 1887-11-06
POPULAR SCIENCE.
Notes of Interest Gathered from Various
SOurcsF

| SOuFcSGs
The experiment of silk raising in Texas
has proved very successful
Antipyrin in daily doses of fifteen grains
is recommended as relief for hay fever.
! Baths, gymnastics and mountain eli NIB
ing are prescribed by German physicians
for heert-disease.
Shorthand has been practlced for $50
years, but not generally until within the
last haf-centurY.
Nine cables connect Europe and Amer
ics.s Altogether there are now in use
113 200 nautical miles OF cable.
Claret or other wine stsins may be re-
moved from washable fabrics by holding
them in milk while it is boiling.
Ii is noted that the timber that has
been aoated down rivers is not subject
to dry rot. The water dissolves the salts
and albumen.
Good bsbbit metal should break and fly
of in chips when cut with cold chisel.
Metal that is too soft will curl up in long
chips.
The Milling World says that steam may
be bronzad by covering 1t with olive oil
and exposing 1t to the steam OF Kettle
Of boiling water.
Potel, German scientist, makes an
srtihcial cork from glue, glycerine and
tannin. 1t is elastic, imperVious, strong,
durable and cheap.
The use Of sugar IS means of pre-
venting boiler incrustetion Is condemned,
as formic acid is generated by such use,
, attacking the iron Of the boiler.
A granite shaft recently quarried in
Vinalhaven is the largest piece of stone
!; ever quarried. 1t is 115 feet long, ten
feet square at the base, and weighs
$50 tons.
Dr.. Simmons of Toxic, Japan, irjects
morphine as near the affected joint as
possible as remedy for govt. One in
lection is generally sufficient TO relieve an
S attack.
The waste alag from the basic con
] verters, especially where the ore is of 6
r phosphorescent nature, is being extern
siyely ground up for manure. It is II
great demsnd.
DR.. Buisson of Paris claims to cure
hvdrophobla by hot baths often repeated
j. He makes the patient remain continually
e in a hot room, and the baths are made s:
q hot as 1922.
: 1t has been stated on good authority
e that il salt be sprikled on the floor before
g putting down the carpet the buffalo bug
l will not harbor there. The experiment.
n can be easily tired.
! Bymeans of an air gun Professor G. L
u Mees has found that to drive strews into
e pine boards and hickory bark, as is Otter
e done by tornadoes, g velocity of $50 tc
= TO 175 miles an hour Is necessary.
=. DR.. Guillotin did not invent the nea
- decapitating machine that bears hi
+ name. An old print has Just been giver
% the town museum OF Halifax, England
a which shows that the guillotine was use'
# there 200 years ago. A criminal wa
n guillotiued et Naples in 1868, and the ma
AZ chine was used in Persia long before tina
D. date.
,e It has been found that good impress
tt eion of any article Of metal having fiat
is ornamental surface may be taken by wet
ting some note paper with the tongue al
smoking il over the gas fame. The arti
h Gle is then TO be pressed upon the SMOKE
n part, when, if the operation be CAREFUL
er conducted, clear impression will be II
result.
To prevent wooden handles and faucet
from checking put the articles IN meltln
paraffiae and heat them there to ten
persture Of 2l2o F., until bubbles Of g
whole is then allowed to cool to abor
12Oo F., when the wood is taken from tn
III hath and cIeansed Of the adhering para
q fine by rubbing with piece OF dry clotl
te An inventor has completed eI pertinent
ne which he claims show the practicabilit
OF of making stone type OF large size as
be substitute for wood letters. The materi'
as is or artificial stone, pressed into mold
cd oft ri
" ished ON the surface. There will be u
warpirg and no expansion or contraction
Q, aud each font will be exactly the cam
III as that preceding 1t.
tie Referring to the British birds thu
at swarm in South Africa in winter, Pr
lessor Seebohm states that on the coeG
IN of Natal he must have seen hundreds
ic thousands of barn swallows, evident
'ir collected to return to Northern Europ
g. Swifts and other British species wei
ne numerous. Many of these did not bree
e, within 5000 miles of those parte ,and SON
not within 10000 miles.
us One Of the latest attempts to hsrnes
the forces Of Nature for the service
man Is the adaptation Of q windmill Il
Oh the turning of dynamo, the electricIt
mt thus obtained being stored In suitsb
Suu AkLcE ndIU uoSu III
beacons for the benefit Of the martin
interests. There is station of this kin
near the mouth OF the Seine, and consl(
lie able success has been obtained.
as A most remarkable representation
no black walnut has lately been manufat
ne tured from poor pine, the quality and q
" pearance of the article being such as
he defy detection except upon very close e.
re smiaation. To accomplish this one pa
by of walnut pea! extract is mixed with s.
ne parts of water, and with this solution Il
id wood ia coated. When the material
lty half dry a solution of bichromite
le. potash with water is rubbed on it and Il
&c, made walnut is ready for use.
rs According to Engineering some exp
.te riments were recently conducted
Ell Portsmouth dockysrd with view TO d.
ISL termining the resistance of metals at di
ferent temperatures. The results inc
cate that the strength of irf
increased uniformity up to so
&c F., while the ductility d1ml
re- isles up to about 500 T. It then II
tes creases until q somewhat higher ten
he perature is reached, and then remain
Ct nearly constant up to temperature
FL 500 Steel subjected to similar te
les showed no dimiaution OF strength up
we 500, but at this point its ductiiity was
Of duced ene-half.
ast Mr.. Edward P, Thomson has foun